hases, and compound X will be found dissolved in both the eth ow compound X distributes behan^^ .. Extraction as a Separation Tool Balance the euations Organic compounds fall into three broad classes: organic acids (carboxylic acids and phenols) . organic bases (amines) neutral (esters, ketones, aldehydes, ethers, etc) Organic acids, organic bases, and neutral organic compounds can be readily separated from each other on the basis of their acid-base characteristics. Organic acids (carboxylic acids and phenols) readily react with alkali bases (NaOH, KOH) to form water soluble organic acid salts (ionic compounds) он NaOH O Na benzoic acid, pka = 4。19 (a carboxylic acid) sodium benzoate (a salt of a carboxylic acid) a covalent organic compound soluble organic solvents, insoluble water an ionic organic compound insoluble organic solvents, soluble water

hases, and compound X will be found dissolved in both the eth ow compound X distributes behan^^ .. Extraction as a Separation Tool Balance the euations Organic compounds fall into three broad classes: organic acids (carboxylic acids and phenols) . organic bases (amines) neutral (esters, ketones, aldehydes, ethers, etc) Organic acids, organic bases, and neutral organic compounds can be readily separated from each other on the basis of their acid-base characteristics. Organic acids (carboxylic acids and phenols) readily react with alkali bases (NaOH, KOH) to form water soluble organic acid salts (ionic compounds) он NaOH O Na benzoic acid, pka = 4。19 (a carboxylic acid) sodium benzoate (a salt of a carboxylic acid) a covalent organic compound soluble organic solvents, insoluble water an ionic organic compound insoluble organic solvents, soluble water

Organic Chemistry: A Guided Inquiry

2nd Edition

ISBN:9780618974122

Author:Andrei Straumanis

Publisher:Andrei Straumanis

Chapter16: Synthesis Workshop 1

Section: Chapter Questions

Problem 46CTQ

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In the following reaction in aqueous solution, the acid reactant is and its conjugate base is CH;COOH(aq) + H2O * CH3CO0 (aq) + H30 (aq) A CH3COOH; CH3C00 B CH3COOH; NH4 NH3; CH3CO0 D) NH3; NH4" E CH3COOH; H30*
is thos reaction acid or base catalyzed? state why. ch2.
1) Complete the following reactions and identify the acid, base, conjugate acid and conjugate base. CH;CH,NH2 (aq) + H2O (1) a) CH;COOH (aq) + H,O (I) b) c) Identify the conjugate base and conjugate acid of each of the following. Conjugate Base Molecule Conjugate Acid HCO3 H20 HSO4- H2PO4
(a) Tsomane and Nyiko were given a task of synthesising methylenecyclohexane 2. After a brief discussion with each other, Tsomane proposed Method A to synthesise 2 from cyclohexanone 1 while Nyiko proposed Method B that started from hydroxymethylcyclohexane 3. Each student believed that their proposed method is better than the other. (Scheme below) (ii) Ph Ph Ph 640 THF A 1 B H₂SO4 100 °C 3 OH In analysing both these methods, are there other possible alkene products other than methylenecyclohexane 2?
When salt dissolves, it can form either acidic or basic salt solutions. Calcium chloride, CaCl, is a salt that is usedto develop viscosity in polymers, food additives and preservatives, surfactants, and as a pH control in chemicals. On the other hand, sodium amide, NaNH2 serves asa catalyst and a nucleophilic reagent in the industrial production of indigo dye. 1. (a) The aqueous salt solution of CaClis neutral. Explain this statement using the salt dissociation equation in water. The aqueous salt solution of NaNHzis basic. Explain this statement using the salt dissociation equation in water. (b)
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If 0.100 mol of phenol, C6H5OH, were dissolved in pure water to make 1.000 L of total solution, what would the concentration of C6H5O- be at equilibrium? What would the acid’s percent dissociation be?
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Ph NaOH / H2O Compound C